US3049444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foamed cellular synthetic material impregnated with a wetting agent
Assignee: American Metaseal of Massachusetts Inc
•
Filing: 1959-06-24
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Granted: 1962-08-14
•
Expires: 1979-06-24
Abstract
No abstract record available.
Inventors
- 👤 Albert M Palombo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:40
CPC Classifications
A; A01; A01G; A01G5/00; A01G5/06; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2848; Y10T428/29; Y10T428/31504; Y10T428/31942
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A WATER RETENTIVE BLOCK OF FRANGIBLE FOAMED CELLULAR SYNTHETIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF UREA-FORMALDEHYDE AND A PHENOLIC CONDENSATION RESIN, SAID MASS HAVING EXTERIOR SURFACES AT LEAST ONE OF WHICH IS PENETRATED BY SMALL PASSAGES EXTENDING INTO THE INTERIOR OF SAID MASS FROM SAID ONE SURFACE SUBSTANTIALLY TO BUT NOT ALL THE WAY TO AN OPPOSITE SURFACE AND A WETTING AGENT DISTRIBUTED ADJACENT SAID PASSAGES SUBSTANTIALLY ENTIRELY WITHIN SAID MASS AND SPACED FROM SAID EXTERIOR SURFACES.
Claim 2
Dependent Claim
78 words
A WATER RETENTIVE BLOCK OF FRANGIBLE FOAMED CELLULAR SYNTHETIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF UREA-FORMALDEHYDE AND A PHENOLIC CONDENSATION RESIN, SAID MASS HAVING EXTERIOR SURFACES AT LEAST ONE OF WHICH IS PENETRATED BY SMALL PASSAGES EXTENDING INTO THE INTERIOR OF SAID MASS FROM SAID ONE SURFACE SUBSTANTIALLY TO BUT NOT ALL THE WAY TO AN OPPOSITE SURFACE AND A WETTING AGENT DISTRIBUTED ADJACENT SAID PASSAGES SUBSTANTIALLY ENTIRELY WITHIN SAID MASS AND SPACED FROM SAID EXTERIOR SURFACES.
References Cited (Backward Citations)
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |